[Tri Properties - Commercial Real Estate Services Tri Properties is more than buying, selling and leasing. When it comes to commercial real estate, we do it all. Our team provides expertise in sales and leasing, investments, development, construction, property management and maintenance, accounting, and marketing. It means you benefit from a one-stop shop commercial real estate experience. Our intricate knowledge of every situation and each required detail allows us to provide unmatched service. Collaboration, knowledge and experience. These are what it takes to give true full service.]